556.29% is the change from 151 to 991
Calculation steps:
[( 991 - 151 ) ÷ 151] x 100 = 556.29%
Formula
Percentage change = [(991 - 151) / 151] x 100
Subtract the new number by the original number
991 - 151 = 840
840 ÷ 151 = 5.562913907284768
5.562913907284768 x 100 = 556.29%